Home / 7,741.74-11,613.42-2,548.02

Finding the Fourth Proportional to 7,741.74, 11,613.42 and 2,548.02

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Solution

The fourth proportional to 7,741.74, 11,613.42 and 2,548.02 is: 3,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.74 : 11,613.42 = 2,548.02 : x
  2. Step 2: Convert to fraction form
    7,741.74/11,613.42 = 2,548.02/x
  3. Step 3: Cross multiply
    7,741.74x = 11,613.42 × 2,548.02
  4. Step 4: Simplify right side
    7,741.74x = 29,591,226.43
  5. Step 5: Solve for x
    x = 29,591,226.43/7,741.74
  6. Step 6: Final answer
    x = 3,822.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.